<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title></title>
    <script type="text/javascript">
      let a = 5;
      let b =12;

      let json = {a,b,c: 99}

      console.log(json);
    </script>
  </head>
  <body>

  </body>
</html>
